Ganga Bhuvaneswari Devi Thummala
Data Analyst @Tata Consultancy Services
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WORK HISTORY
Data Analyst @Tata Consultancy Services
Hyderabad, IN
EDUCATION
RAJIV GANDHI UNIVERSITY OF KNOWLEDGE TECHNOLOGIES, RK VALLEY
Bachelor of Technology, Computer Science and Engeneering
ABOUT GANGA BHUVANESWARI DEVI THUMMALA
I am a Data Analyst with 3.5+ years of experience transforming raw data into strategic business insights using SQL, Python, and Power BI.At Tata Consultancy Services, I work with large-scale enterprise datasets to build KPI dashboards, optimize complex SQL queries, and automate reporting processes — reducing manual effort by 30% and improving decision-making visibility.My expertise includes:• SQL-based data analysis and query optimization• Interactive Power BI dashboard development• Data cleaning, transformation, and validation• Trend analysis and performance forecasting• KPI design and business reportingWith a strong foundation in Oracle SQL development and technical support, I bring deep database knowledge and a problem-solving mindset to analytical challenges.I am passionate about leveraging data to drive business growth, improve operational efficiency, and enable data-driven strategy.Holding a B.Tech in Computer Science from RK Valley, I am passionate about solving business problems using data and continuously enhancing my analytical capabilities.
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